Home / 4,288,987.35-5,918,843.61-2,355,288.39

Finding the Fourth Proportional to 4,288,987.35, 5,918,843.61 and 2,355,288.39

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Solution

The fourth proportional to 4,288,987.35, 5,918,843.61 and 2,355,288.39 is: 3,250,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,987.35 : 5,918,843.61 = 2,355,288.39 : x
  2. Step 2: Convert to fraction form
    4,288,987.35/5,918,843.61 = 2,355,288.39/x
  3. Step 3: Cross multiply
    4,288,987.35x = 5,918,843.61 × 2,355,288.39
  4. Step 4: Simplify right side
    4,288,987.35x = 13,940,583,636,858.69
  5. Step 5: Solve for x
    x = 13,940,583,636,858.69/4,288,987.35
  6. Step 6: Final answer
    x = 3,250,320.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.